1. Tardigrade
  2. Question
  3. Mathematics
  4. 150 workers were engaged to finish a piece of work in a certain number of days. Four workers stopped working on the second day, Four more workers stopped their work on the third day and so on. It took 8 more days to finish the work. Then the number of days in which the work was completed is

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Q. $150$ workers were engaged to finish a piece of work in a certain number of days. Four workers stopped working on the second day, Four more workers stopped their work on the third day and so on. It took $8$ more days to finish the work. Then the number of days in which the work was completed is

Solution:

Use sum of n terms of $A.P$